Michel Temman, «Le robot, âme sur des Japonais», sur. 37-76, in Manga 10 000 images no 2 : «Osamu Tezuka : dissection d'un mythe dirigé par Hervé Brient, Versailles : Éditions H, 2009, 256 pages. 4 5 Production edit According to Osamu Tezuka, the main themes of much of the manga he had created, specifically Astro Boy, were that of anti-war, the preservation of nature, and discrimination, which had emanated from his childhood experiencing the devastation of World War.